2022
Evaluating consciousness and awareness during focal seizures: responsiveness testing versus recall testing
Ramirez V, Litvinov B, Gunawardane NA, Zhao CW, Yotter C, Quraishi IH, Blumenfeld H. Evaluating consciousness and awareness during focal seizures: responsiveness testing versus recall testing. Epileptic Disorders 2022, 24: 899-905. PMID: 35904040, PMCID: PMC10042123, DOI: 10.1684/epd.2022.1472.Peer-Reviewed Original ResearchConceptsFocal seizuresResponsiveness testingCurrent International LeagueClinical practice settingEEG-video monitoringEpilepsy monitoring unitImportant clinical settingsEpilepsy guidelinesPatient groupFocal epilepsyIctal eventsClinical careInternational LeagueSeizuresPatientsClinical settingPractice settingsClassification guidelinesFurther studiesEpilepsyResponsivenessRecall of experiencesPreliminary findingsRecall testingSettingSeizure semiology: ILAE glossary of terms and their significance
Beniczky S, Tatum WO, Blumenfeld H, Stefan H, Mani J, Maillard L, Fahoum F, Vinayan KP, Mayor LC, Vlachou M, Seeck M, Ryvlin P, Kahane P. Seizure semiology: ILAE glossary of terms and their significance. Epileptic Disorders 2022, 24: 447-495. PMID: 35770761, DOI: 10.1684/epd.2022.1430.Peer-Reviewed Original ResearchConceptsFocal seizures
2016
Restoring Conscious Arousal During Focal Limbic Seizures with Deep Brain Stimulation
Kundishora AJ, Gummadavelli A, Ma C, Liu M, McCafferty C, Schiff ND, Willie JT, Gross RE, Gerrard J, Blumenfeld H. Restoring Conscious Arousal During Focal Limbic Seizures with Deep Brain Stimulation. Cerebral Cortex 2016, 27: 1964-1975. PMID: 26941379, PMCID: PMC5964488, DOI: 10.1093/cercor/bhw035.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresDeep brain stimulationLimbic seizuresBrain stimulationImpaired consciousnessNetwork inhibition hypothesisRisk of mortalityNovel therapeutic approachesDual-site stimulationCentral lateral nucleusDisorders of consciousnessQuality of lifeFocal limbicSurgical therapyRefractory epilepsyFocal seizuresNucleus oralisBilateral stimulationIntralaminar thalamusRat modelTherapeutic approachesLateral nucleusBehavioral arousalConscious arousalResponsive neurostimulation
2015
Decreased Subcortical Cholinergic Arousal in Focal Seizures
Motelow JE, Li W, Zhan Q, Mishra AM, Sachdev RN, Liu G, Gummadavelli A, Zayyad Z, Lee HS, Chu V, Andrews JP, Englot DJ, Herman P, Sanganahalli BG, Hyder F, Blumenfeld H. Decreased Subcortical Cholinergic Arousal in Focal Seizures. Neuron 2015, 85: 561-572. PMID: 25654258, PMCID: PMC4319118, DOI: 10.1016/j.neuron.2014.12.058.Peer-Reviewed Original ResearchConceptsTemporal lobe seizuresFocal temporal lobe seizuresReduced cholinergic neurotransmissionBilateral temporal lobesLoss of consciousnessPedunculopontine tegmental nucleusQuality of lifeBrainstem arousal systemsFunctional magnetic resonanceSeizure spreadCholinergic neuronsImpaired consciousnessFocal seizuresBasal forebrainAnterior hypothalamusCholinergic neurotransmissionTegmental nucleusLateral septumCortical functionRodent modelsTemporal lobeSubcortical regionsSeizuresImpair consciousnessSubcortical arousal